Feature: 1. Fitment: Servo piston assembly is replacement for Suburban; replacement for Silverado; replacement for Tahoe; replacement for Hummer; And it fits other models as you can see from the parameters 2. Part Number: The servo piston assembly's OEM numbers are 4L60E 700R4 4L65E 4L70E, please confirm whether it is consistent with the OE you need. 3. Excellent Performance: Our servo piston assembly has undergone professional manufacturing, exquisite technology, can provide greater torsion ability. 4. Durable Material: The servo assembly is made of metal material, rust proof, high strength, not easy to deformation, strong and durable, with a long service time. 5. Easy Installation: The servo assembly has easy installation, without any modification, old or damaged can be replaced directly, easy to operate. Specification: Item Type: Servo Piston AssemblyOEM: 700R4 4L60E 4L65E 4L70EFitment:Fits for ALL 700R4 FROM 1982-1993 Replacement for Silverado Sierra 1500-3500 (1995-2010) V6 4.2L- V6 4.3L -V8L 5.0L 5.3L -V6 5.4L 5.7L 6.0L Replacement for Suburban 1500-2500 (1993-2008) V8 4.8L 5.3L 5.7L Replacement for Tahoe Yukon (1993-2009) V8 4.8L 5.0L 5.3L 5.7L Replacement for Hummer (H3) (H3T) (2006-2010) V8 5.3L Replacement for Rainer (2004-2007) L6 4.2L V8 5.3L Replacement for Escalade ESV EXT (1999-2007) V8 5.3L 5.7L 6.0L Replacement for Chevy Astro Van Safari (1995-2007) V6 4.3L Replacement for Avalanche (2001-2009) V8 5.3L Replacement for Blazer Jimmy (1993-2007) V6 4.3L V8 5.3L Replacement for Envoy Trailblazer (1993-2009) L4 2.2L L6 4.2L V6 4.3L V8 5.3L Replacement for Camaro (1994-2002) V8 5.7L Replacement for Colorado Canyon (2004-2011) L4 2.8L L5 3.5L L4 2.9L L5 3.7L V8 5.3L Replacement for Express Savana (1996-2011) V6 4.3L V8 4.8L 5.3L 5.7L Replacement for Impala (1994-1999) V8 5.7L Replacement for S10 S15 Jimmy Sonoma (1993-2004) L4 2.2L 2.5L V6 4.3L Replacement for Hombre (1997-2000) L4 2.2L V6 4.3L Replacement for Bravada (1993-2004) L6 4.2L V6 4.3L Replacement for GTO 2004 V8 5.7L. Package List: 1 x Servo Piston Assembly1 x Ring Note: 1. Please double check the part number of your item, matching information is for reference only.2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!